苯酐又名鄰苯二甲酸酐，英文簡(jiǎn)寫(xiě)為PA。呈白色鱗片狀固體或粉末，或白色針狀晶體，具有輕微的氣味，比重1.527（4℃），熔點(diǎn)130.8℃，沸點(diǎn)284.5℃，易升華，稍溶于冷水，易溶于熱水并水解為鄰苯二甲酸，溶于乙醇、苯和吡啶，<img src="https://img-i-album.toocle.com/view/2024/11/05/3f/6729921e6033f.jpg" style="max-width:100%;"/><img src="https://img-i-album.toocle.com/view/2024/11/05/49/6729922ac7a49.jpg" style="max-width: 100%;"/>苯酐目前廣泛應(yīng)用于化工、醫(yī)藥、電子、農(nóng)業(yè)、涂料、精細(xì)化工等工業(yè)部門(mén)。我國(guó)的苯酐主要用于生產(chǎn)鄰二甲酸脂類增塑劑，耗用的苯酐約占苯酐總消費(fèi)量的60%，染料和油漆占25%，不飽和樹(shù)脂和其他產(chǎn)品占15%左右。苯酐是一種重要的有機(jī)化工原料，主要用于生產(chǎn)塑料增塑劑、醇酸樹(shù)脂、染料、不飽和樹(shù)脂以及某些醫(yī)藥和農(nóng)藥

<img src="https://img-i-album.toocle.com/view/2024/11/08/4b/672d8169a344b.png" style="max-width:100%;"/>優(yōu)良的溶劑，用作金屬表面處理劑，電鍍、上漆前的清潔劑，金屬脫脂劑和脂肪、油、石蠟的萃取劑。用于有機(jī)合成、農(nóng)藥的生產(chǎn)。三氯乙烯用于生產(chǎn)四氯乙烯可作為驅(qū)腸蟲(chóng)藥;用于生產(chǎn)六氯乙烷，作為獸用驅(qū)蟲(chóng)藥，來(lái)用防治反芻獸類肝蛭病及胃蛭病、睪吸蟲(chóng)病和線蟲(chóng)病。

<img src="https://img-i-album.toocle.com/view/2024/11/11/fd/6731680e2c9fd.jpg" style="max-width:100%;"/><img src="https://img-i-album.toocle.com/view/2024/11/11/56/673168131e756.jpg" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/11/11/85/6731681888985.jpg" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/11/11/c1/6731681bc33c1.jpg" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/11/11/13/6731682186613.jpg" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/11/11/ba/673168291a6ba.jpg" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/11/11/cf/673168302edcf.jpg" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/11/11/d9/6731683aeb3d9.jpg" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/11/11/5a/6731684e9ee5a.jpg" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/11/11/1b/67316852c431b.jpg" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/11/11/32/67316858c6b32.jpg" style="max-width: 100%;"/>

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<img src="https://img-i-album.toocle.com/view/2024/11/11/0b/6731a45ad740b.jpg" style="max-width:100%;"/><img src="https://img-i-album.toocle.com/view/2024/11/11/10/6731a46072810.jpg" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/11/11/b3/6731a466e24b3.jpg" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/11/11/ae/6731a46c0f9ae.jpg" style="max-width: 100%;"/>

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<img src="https://img-i-album.toocle.com/view/2024/09/20/69/66ecce27ee269.png" style="max-width:100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/20/af/66ecce2aaf7af.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/20/af/66ecce437b5af.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/20/2a/66ecce4767e2a.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/20/85/66ecce4bb4d85.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/20/d3/66ecce507a8d3.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/20/ac/66ecce545f6ac.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/20/7b/66ecce5a6097b.png" style="max-width: 100%;"/>

<img src="https://img-i-album.toocle.com/view/2024/09/11/e3/66e0ee51653e3.jpg" style="max-width:100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/11/6a/66e0ee5b3526a.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/11/70/66e0ee6031770.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/11/fb/66e0ee64b49fb.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/11/99/66e0ee70e1699.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/11/3f/66e0ee751133f.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/11/2d/66e0ee797ee2d.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/11/0c/66e0ee7e8150c.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/11/54/66e0ee834e454.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/11/7c/66e0ee8736d7c.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/11/72/66e0ee8b34572.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/11/d4/66e0ee8e9b9d4.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/11/a5/66e0ee92dd2a5.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/11/b5/66e0ee9890fb5.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/11/de/66e0ee9ce67de.png" style="max-width: 100%;"/>

<img src="https://img-i-album.toocle.com/view/2024/09/12/a9/66e251f03b4a9.png" style="max-width:100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/12/d6/66e251f446fd6.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/12/33/66e251f967833.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/12/20/66e252011cf20.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/12/90/66e2520535390.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/12/fd/66e2520ad24fd.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/12/39/66e2521716439.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/12/51/66e2521dc6951.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/12/c2/66e2522262ac2.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/12/f5/66e252284daf5.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/12/e4/66e2522fd66e4.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/12/3d/66e2523b2be3d.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/12/6a/66e2523dd3d6a.png" style="max-width: 100%;"/>

<img src="https://img-i-album.toocle.com/view/2024/09/14/0f/66e4ea982e40f.png" style="max-width:100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/14/ba/66e4ea9c2d1ba.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/14/14/66e4eaa052514.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/14/37/66e4eaaa50837.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/14/4e/66e4eaae5564e.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/14/88/66e4eab233f88.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/14/7d/66e4eab9bf97d.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/14/04/66e4eabf06d04.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/14/21/66e4eac2ed221.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/14/2f/66e4eaca8332f.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/14/b3/66e4eacff03b3.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/14/f3/66e4ead595df3.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/14/56/66e4eada5a956.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/14/8f/66e4eae710d8f.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/09/14/c0/66e4eaeab80c0.png" style="max-width: 100%;"/>

<img src="https://img-i-album.toocle.com/view/2024/11/19/f9/673c050525ef9.jpg" style="max-width:100%;"/><img src="https://img-i-album.toocle.com/view/2024/11/19/9b/673c050e5b09b.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/11/19/b9/673c0513d63b9.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/11/19/b1/673c051da9fb1.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/11/19/d9/673c052452ed9.png" style="max-width: 100%;"/><img src="https://img-i-album.toocle.com/view/2024/11/19/59/673c052ed9e59.jpg" style="max-width: 100%;"/>